Solve the problem that iptables does not exist in CentOS 6.6/etc/sysconfig /.

Solve the problem that iptables does not exist in CentOS 6.6/etc/sysconfig /.

The newly installed CentOS 6.6 is used to build ftp and use the built-in one. When adding firewall rules, you find that the iptables file is not in the/etc/sysconfig/directory.

Solution:

1. Run any iptables firewall rule configuration command:

[Plain] view plaincopyprint?

1. Iptables-POUTPUTACCEPT

2. Save the iptables service: [plain] view plaincopyprint?

1. Serviceiptablessave

3. Restart the iptables service: [plain] view plaincopyprint?

1. Serviceiptablesrestart